diff --git a/build/package.json b/build/package.json
index f95aa22eff8e..ed0aefa5b3cf 100644
--- a/build/package.json
+++ b/build/package.json
@@ -40,7 +40,7 @@
     "jasmine-core": "^2.99.1",
     "jasmine-sinon": "^0.4.0",
     "jsdoc": "~3.5.5",
-    "karma": "^4.0.0",
+    "karma": "^4.0.1",
     "karma-coverage": "*",
     "karma-jasmine": "^1.1.2",
     "karma-jasmine-sinon": "^1.0.4",
diff --git a/build/yarn.lock b/build/yarn.lock
index a6be16f3ac52..dfa8e20d9760 100644
--- a/build/yarn.lock
+++ b/build/yarn.lock
@@ -216,14 +216,6 @@ array-from@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/array-from/-/array-from-2.1.1.tgz#cfe9d8c26628b9dc5aecc62a9f5d8f1f352c1195"
 
-array-slice@^0.2.3:
-  version "0.2.3"
-  resolved "https://registry.yarnpkg.com/array-slice/-/array-slice-0.2.3.tgz#dd3cfb80ed7973a75117cdac69b0b99ec86186f5"
-
-array-unique@^0.2.1:
-  version "0.2.1"
-  resolved "https://registry.yarnpkg.com/array-unique/-/array-unique-0.2.1.tgz#a1d97ccafcbc2625cc70fadceb36a50c58b01a53"
-
 array-unique@^0.3.2:
   version "0.3.2"
   resolved "https://registry.yarnpkg.com/array-unique/-/array-unique-0.3.2.tgz#a894b75d4bc4f6cd679ef3244a9fd8f46ae2d428"
@@ -262,6 +254,12 @@ async@^2.5.0:
   dependencies:
     lodash "^4.17.10"
 
+async@^2.6.1:
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.2.tgz#18330ea7e6e313887f5d2f2a904bac6fe4dd5381"
+  dependencies:
+    lodash "^4.17.11"
+
 asynckit@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
@@ -372,13 +370,7 @@ brace-expansion@^1.1.7:
     balanced-match "^1.0.0"
     concat-map "0.0.1"
 
-braces@^0.1.2:
-  version "0.1.5"
-  resolved "https://registry.yarnpkg.com/braces/-/braces-0.1.5.tgz#c085711085291d8b75fdd74eab0f8597280711e6"
-  dependencies:
-    expand-range "^0.1.0"
-
-braces@^2.3.0, braces@^2.3.1:
+braces@^2.3.0, braces@^2.3.1, braces@^2.3.2:
   version "2.3.2"
   resolved "https://registry.yarnpkg.com/braces/-/braces-2.3.2.tgz#5979fd3f14cd531565e5fa2df1abfff1dfaee729"
   dependencies:
@@ -475,10 +467,6 @@ chownr@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.0.1.tgz#e2a75042a9551908bebd25b8523d5f9769d79181"
 
-circular-json@^0.5.5:
-  version "0.5.5"
-  resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.5.5.tgz#64182ef359042d37cd8e767fc9de878b1e9447d3"
-
 class-utils@^0.3.5:
   version "0.3.6"
   resolved "https://registry.yarnpkg.com/class-utils/-/class-utils-0.3.6.tgz#f93369ae8b9a7ce02fd41faad0ca83033190c463"
@@ -539,12 +527,6 @@ colors@^1.1.0:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/colors/-/colors-1.1.2.tgz#168a4701756b6a7f51a12ce0c97bfa28c084ed63"
 
-combine-lists@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/combine-lists/-/combine-lists-1.0.1.tgz#458c07e09e0d900fc28b70a3fec2dacd1d2cb7f6"
-  dependencies:
-    lodash "^4.5.0"
-
 combined-stream@^1.0.5, combined-stream@~1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/combined-stream/-/combined-stream-1.0.5.tgz#938370a57b4a51dea2c77c15d5c5fdf895164009"
@@ -646,9 +628,9 @@ dashdash@^1.12.0:
   dependencies:
     assert-plus "^1.0.0"
 
-date-format@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/date-format/-/date-format-1.2.0.tgz#615e828e233dd1ab9bb9ae0950e0ceccfa6ecad8"
+date-format@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/date-format/-/date-format-2.0.0.tgz#7cf7b172f1ec564f0003b39ea302c5498fb98c8f"
 
 dateformat@^1.0.6:
   version "1.0.12"
@@ -871,14 +853,6 @@ execa@^0.7.0:
     signal-exit "^3.0.0"
     strip-eof "^1.0.0"
 
-expand-braces@^0.1.1:
-  version "0.1.2"
-  resolved "https://registry.yarnpkg.com/expand-braces/-/expand-braces-0.1.2.tgz#488b1d1d2451cb3d3a6b192cfc030f44c5855fea"
-  dependencies:
-    array-slice "^0.2.3"
-    array-unique "^0.2.1"
-    braces "^0.1.2"
-
 expand-brackets@^2.1.4:
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/expand-brackets/-/expand-brackets-2.1.4.tgz#b77735e315ce30f6b6eff0f83b04151a22449622"
@@ -891,13 +865,6 @@ expand-brackets@^2.1.4:
     snapdragon "^0.8.1"
     to-regex "^3.0.1"
 
-expand-range@^0.1.0:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/expand-range/-/expand-range-0.1.1.tgz#4cb8eda0993ca56fa4f41fc42f3cbb4ccadff044"
-  dependencies:
-    is-number "^0.1.1"
-    repeat-string "^0.2.2"
-
 extend-shallow@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/extend-shallow/-/extend-shallow-2.0.1.tgz#51af7d614ad9a9f610ea1bafbb989d6b1c56890f"
@@ -1031,6 +998,14 @@ fs-extra@^1.0.0:
     jsonfile "^2.1.0"
     klaw "^1.0.0"
 
+fs-extra@^7.0.0:
+  version "7.0.1"
+  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-7.0.1.tgz#4f189c44aa123b895f722804f55ea23eadc348e9"
+  dependencies:
+    graceful-fs "^4.1.2"
+    jsonfile "^4.0.0"
+    universalify "^0.1.0"
+
 fs-minipass@^1.2.5:
   version "1.2.5"
   resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-1.2.5.tgz#06c277218454ec288df77ada54a03b8702aacb9d"
@@ -1386,10 +1361,6 @@ is-glob@^4.0.0:
   dependencies:
     is-extglob "^2.1.1"
 
-is-number@^0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/is-number/-/is-number-0.1.1.tgz#69a7af116963d47206ec9bd9b48a14216f1e3806"
-
 is-number@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/is-number/-/is-number-3.0.0.tgz#24fd6201a4782cf50561c810276afc7d12d71195"
@@ -1543,6 +1514,12 @@ jsonfile@^2.1.0:
   optionalDependencies:
     graceful-fs "^4.1.6"
 
+jsonfile@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-4.0.0.tgz#8771aae0799b64076b76640fca058f9c10e33ecb"
+  optionalDependencies:
+    graceful-fs "^4.1.6"
+
 jsprim@^1.2.2:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/jsprim/-/jsprim-1.4.1.tgz#313e66bc1e5cc06e438bc1b7499c2e5c56acb6a2"
@@ -1588,27 +1565,26 @@ karma-phantomjs-launcher@*:
     lodash "^4.0.1"
     phantomjs-prebuilt "^2.1.7"
 
-karma@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/karma/-/karma-4.0.0.tgz#f28e38a2b66243fde3f98e12a8dcaa2c6ff8ca9c"
+karma@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/karma/-/karma-4.0.1.tgz#2581d6caa0d4cd28b65131561b47bad6d5478773"
   dependencies:
     bluebird "^3.3.0"
     body-parser "^1.16.1"
+    braces "^2.3.2"
     chokidar "^2.0.3"
     colors "^1.1.0"
-    combine-lists "^1.0.0"
     connect "^3.6.0"
     core-js "^2.2.0"
     di "^0.0.1"
     dom-serialize "^2.2.0"
-    expand-braces "^0.1.1"
     flatted "^2.0.0"
     glob "^7.1.1"
     graceful-fs "^4.1.2"
     http-proxy "^1.13.0"
     isbinaryfile "^3.0.0"
-    lodash "^4.17.5"
-    log4js "^3.0.0"
+    lodash "^4.17.11"
+    log4js "^4.0.0"
     mime "^2.3.1"
     minimatch "^3.0.2"
     optimist "^0.6.1"
@@ -1699,7 +1675,7 @@ lodash.uniq@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
 
-lodash@^4.0.1, lodash@^4.17.0, lodash@^4.17.10, lodash@^4.17.5, lodash@^4.5.0:
+lodash@^4.0.1, lodash@^4.17.0, lodash@^4.17.10, lodash@^4.17.11:
   version "4.17.11"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
 
@@ -1709,15 +1685,15 @@ log-symbols@^2.2.0:
   dependencies:
     chalk "^2.0.1"
 
-log4js@^3.0.0:
-  version "3.0.5"
-  resolved "https://registry.yarnpkg.com/log4js/-/log4js-3.0.5.tgz#b80146bfebad68b430d4f3569556d8a6edfef303"
+log4js@^4.0.0:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/log4js/-/log4js-4.0.2.tgz#0c73e623ca4448669653eb0e9f629beacc7fbbe3"
   dependencies:
-    circular-json "^0.5.5"
-    date-format "^1.2.0"
+    date-format "^2.0.0"
     debug "^3.1.0"
+    flatted "^2.0.0"
     rfdc "^1.1.2"
-    streamroller "0.7.0"
+    streamroller "^1.0.1"
 
 lolex@^2.3.2:
   version "2.7.1"
@@ -2331,7 +2307,7 @@ read-pkg@^1.0.0:
     normalize-package-data "^2.3.2"
     path-type "^1.0.0"
 
-readable-stream@^2.0.2, readable-stream@^2.0.6, readable-stream@^2.2.2, readable-stream@^2.3.0:
+readable-stream@^2.0.2, readable-stream@^2.0.6, readable-stream@^2.2.2:
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.3.tgz#368f2512d79f9d46fdfc71349ae7878bbc1eb95c"
   dependencies:
@@ -2374,10 +2350,6 @@ repeat-element@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/repeat-element/-/repeat-element-1.1.2.tgz#ef089a178d1483baae4d93eb98b4f9e4e11d990a"
 
-repeat-string@^0.2.2:
-  version "0.2.2"
-  resolved "https://registry.yarnpkg.com/repeat-string/-/repeat-string-0.2.2.tgz#c7a8d3236068362059a7e4651fc6884e8b1fb4ae"
-
 repeat-string@^1.6.1:
   version "1.6.1"
   resolved "https://registry.yarnpkg.com/repeat-string/-/repeat-string-1.6.1.tgz#8dcae470e1c88abc2d600fff4a776286da75e637"
@@ -2722,14 +2694,15 @@ statuses@~1.3.1:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.3.1.tgz#faf51b9eb74aaef3b3acf4ad5f61abf24cb7b93e"
 
-streamroller@0.7.0:
-  version "0.7.0"
-  resolved "https://registry.yarnpkg.com/streamroller/-/streamroller-0.7.0.tgz#a1d1b7cf83d39afb0d63049a5acbf93493bdf64b"
+streamroller@^1.0.1:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/streamroller/-/streamroller-1.0.3.tgz#cb51e7e382f799a9381a5d7490ce3053b325fba3"
   dependencies:
-    date-format "^1.2.0"
+    async "^2.6.1"
+    date-format "^2.0.0"
     debug "^3.1.0"
-    mkdirp "^0.5.1"
-    readable-stream "^2.3.0"
+    fs-extra "^7.0.0"
+    lodash "^4.17.10"
 
 string-width@^1.0.1, string-width@^1.0.2:
   version "1.0.2"
@@ -2945,6 +2918,10 @@ union-value@^1.0.0:
     is-extendable "^0.1.1"
     set-value "^0.4.3"
 
+universalify@^0.1.0:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/universalify/-/universalify-0.1.2.tgz#b646f69be3942dabcecc9d6639c80dc105efaa66"
+
 unpipe@1.0.0, unpipe@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"